#include "ros/ros.h"

int main(int argc,char * argv[])
{
    ros::init(argc,argv,"cuihua");
    ros::NodeHandle nh;
    float radius=nh.param("radius",0.8);
    ROS_INFO("the raduis is %f",radius);
    double h=0.0;
    bool r=nh.getParam("height",h);
    if(r)
    {
        ROS_INFO("the height is %f",h);
       
    }
    else
        ROS_INFO("ERROR");

    return 0;
}